//waterCanvas

import javax.microedition.lcdui.*;
import java.util.Random;

public class MyCanvas extends Canvas{
	totathread mythread;
	private ml wps[]; //悈柺傪嶌傞揰偺儕僗僩
	private drip dps[];// 棊偪偰偔傞塉偺obj
	String input;
	int dropcount =-1;
	int gwaterlev;

	int ydestb,mukiy,mukiyb,ydest;
	int chikaray,chikarayb;
	int chikara,realchikara,chikarab,realchikarab;
	int mydistance,mydistanceb;
	int tpos;
	//int gx,gy;
	private final int scWidth = getWidth();
	private final int scHeight= getHeight();


	boolean initflag =true;
	boolean onoff = true; // on = update

	//constructor
	MyCanvas(String msg) {
		 input = msg;
		gwaterlev = getHeight()/10 *600;
		// making thread obj
		mythread = new totathread(this);
		makeObjects();

		reflectInput(input);
		mythread.start();

	}

	public void reflectInput(String str){
	    dropcount = -1;
		String ps = str;
		/* Start	Modified	17-03-2003		4 -> ps.length()	*/
		for(int n = 0; n <ps.length(); n++){
		/* End	Modified	17-03-2003	*/
			char pc= ps.charAt(n);
			dps[n].setmyletter(pc);
		}
	}

	public void showNotify(){
		onoff = true;
	}

	public void hideNotify(){
		onoff = false;
	}
	public void makeObjects() {

		dps = new drip[4];

		for(int i = 0; i < dps.length; i++) {

			dps[i] = new drip(scWidth,scHeight);

			dps[i].init(i);



		}

		wps = new ml[5];

		for(int i = 0; i< wps.length;i++){
		    wps[i] = new ml();
	        int tempgap = (scWidth*100)/6;
		    int tempx = tempgap + tempgap*i;

		    int tempy = gwaterlev;

		    wps[i].init(tempx,tempy);

		}



	}

	public void updatestage(){
		if (onoff){
		move();
		repaint();

		}
	}
	///birth
	public void birth(){
		if (dropcount >=3){
				dropcount = 0;
			}else{
				dropcount = dropcount +1;
			}
			dps[dropcount].fire();
	}
	////move
    	public void move(){
		/*--------------------- driping update-------------------------------*/

		for(int i = 0; i < dps.length; i++) {



			dps[i].move(gwaterlev);

				if (dps[i].hitflag == true){

					if (dps[i].y >= gwaterlev){

						if(dps[i].x/100 < scWidth/6 ){

							tpos = 0;}

						else if (dps[i].x/100 >= scWidth/6 && dps[i].x/100 < (scWidth/6)*2){

							tpos = 1;}

						else if  (dps[i].x/100 >= (scWidth/6)*2 && dps[i].x/100 < (scWidth/6)*3){

							tpos = 2;}

						else if (dps[i].x/100 >= (scWidth/6)*3 && dps[i].x/100 < (scWidth/6)*4){

							tpos = 3;}

						else if (dps[i].x/100 >= (scWidth/6)*4){
							tpos = 4;
						}

						//摉偨傝敾掕屻悈傪墴偡//

				 		wps[tpos].y =wps[tpos].y+1500;

				 		dps[i].hitflag = false;

					}

				}

			}


	/*------------------------- water update --------------------------*/

		for( int n = 0; n < wps.length; n++){

			if (n== 0){
				 ydest = gwaterlev;
			}else{
      				 ydest = wps[n-1].y;
			}

	  		if (n== 4){
				 ydestb = gwaterlev;
			}else{
      				 ydestb = wps[n+1].y;
			}

	/*-------------right side calc-------------------*/

	mydistance = (Math.abs(wps[n].y- ydest));



	  	if (mydistance > wps[n].baneL){
			 chikara = (mydistance - wps[n].baneL)/wps[n].baneK;
			 realchikara = chikara;
				if (wps[n].y - ydest > 0){
					mukiy = -1;
				}else{
					mukiy = 1;
				}
				chikaray = (realchikara)*mukiy;
			}else{
				chikaray = 0;
		}

	/*--------------  leftside calc    ------------------*/

        	 mydistanceb = Math.abs(wps[n].y- ydestb);

			if (mydistanceb > wps[n].baneL){
				chikarab = (mydistanceb - wps[n].baneL)/wps[n].baneK;
				realchikarab = (chikarab);

				if (wps[n].y - ydestb > 0){
					mukiyb = -1;
				}else{
					mukiyb = 1;
				}

			        chikarayb = (realchikarab )*mukiyb;

			}else{

					chikarayb = 0;

			}



   				wps[n].dy = wps[n].dy +chikaray + chikarayb;

    				wps[n].dy = wps[n].dy-(wps[n].dy /wps[n].dragC);



    				wps[n].y = wps[n].y + wps[n].dy;





		}
	}



	// draw
	public void paint(Graphics g) {

		g.setColor(255,255,255); // back color
		g.fillRect(0, 0, scWidth, scHeight);
		for(int i = 0; i < dps.length; i++) {
			if (dps[i].mflag == true){
				if(dps[i].hitflag == false){

				    g.setColor(0,20,90); // under water
				}else{
				    g.setColor(0,150,255); // above water
				}
			}
			//g.fillRect(dps[i].x/100,dps[i].y/100,3,3);
			String tempstr = String.valueOf(dps[i].myLetter);
			  g.drawString(tempstr,dps[i].x/100,dps[i].y/100,0);
		}
		g.setColor(0,50,200); // front color
         	g.drawLine(0,gwaterlev/100,wps[0].x/100,wps[0].y/100);
         	g.drawLine(wps[0].x/100,wps[0].y/100,wps[1].x/100,wps[1].y/100);
		g.drawLine(wps[1].x/100 ,wps[1].y/100 ,wps[2].x/100,wps[2].y/100);
		g.drawLine(wps[2].x/100,wps[2].y/100 ,wps[3].x/100,wps[3].y/100);
		g.drawLine(wps[3].x/100 ,wps[3].y/100 ,wps[4].x/100,wps[4].y/100);
		g.drawLine(wps[4].x/100 ,wps[4].y/100 ,scWidth,gwaterlev/100);

	}

	public void keyPressed(int keyCode){

		int action = getGameAction(keyCode);
		switch(action){
			case LEFT:break;
			case RIGHT:break;
            case UP:
			break;
			case FIRE: birth();


		}


        repaint();
	}

}